5442.86% is the change from 7 to 388
Calculation steps:
[( 388 - 7 ) ÷ 7] x 100 = 5442.86%
Formula
Percentage change = [(388 - 7) / 7] x 100
Subtract the new number by the original number
388 - 7 = 381
381 ÷ 7 = 54.42857142857143
54.42857142857143 x 100 = 5442.86%